Airstream 1980 Argosy Owner's Manual page 14

Brake Adjustment Selective Resistor Settings
To tighten, turn clockwise
All settlngs shown are for 12 volt electrlc brakes, oslng tow vehlcle
w ~ t h 12 volt system
MODEL TRAILER WT. (Ibs.)
20 Ft (None requlred above 2.500) 2.000
-
2.500
24 Ft 3.500
-
4.000
25 Ft. 3.500
-
4.000
28 Ft.
5.200
-
6,000
31 Ft. 5.200 - 6,000
To loosen, turn
counterclockw~se
24 Ft.
4.000
-
4,500
25 Ft (None requlred above 5.200) 4.000 - 5,200
28 Ft. 6.000 - 7.100
31 Ft 6.000 - 7,100